iframe.grelated-iframe {
    display: none;
}

<div id="footer-bar-div".....

var badFrame = document.getElementById('badFrameId').contentWindow;
badFrame.getElementById('footer-bar-div').style.display='none';

var badFrame = window.frames['badFrameName']

$(document).ready(function() {
setTimeout(function(){
$(‘.notranslate’).hide();},1000);
});

$(window).load(function (){
var giframe = null;
var giframecnt = 0;
var giframetmr = -1;

giframe = $("body > iframe.notranslate")[0];
if(giframe != null)
    $(giframe).css("display", "none");
else
    giframetmr = setInterval(function(){
        giframe = $("body > iframe.notranslate")[0];
        if(giframe != null) {
            clearInterval(giframetmr);
            $(giframe).css("display", "none");
        } else if(giframecnt >= 20)
            clearInterval(giframetmr);
        else
            giframecnt++;
    }, 1000);});